A “Field Guide To Web Apps” By Google
Bert Appward of Google Chrome Developer Relations team has just released an online "Field Guide to Web Applications".
It aims to guide web developers to create great web apps and discusses topics like the properties of web apps, design fundamentals, tips for creating awesome experiences and some case studies with best practices.
The guide is so easy-to-read, includes so many useful tips and real-world examples/links for them.
Website of the guide is also built around the principles mentioned, comes in a HTML5 canvas-powered flipping page interface which is responsive, works offline and includes many CSS3 tricks to provide a rich visual experience.